PAPER Topics

Start of Term Paper
Frogs have a mouth, which serves as an insect trap. The mouth, consist of a tongue and two sets of special teeth. The frog has a large elastic gullet that allows it to swallow large prey. Food passes from the gullet through the tubular esophagu ....

Middle of Term Paper
... and the small intestine with mechanical digestion. The gall bladder stores bile, which breaks down the partially digested foods that, enters the small intestine. Bile has no enzymes but still manages to break down fat into tiny droplets that are ready for faster chemical breakdown. The frog’s stomach is not as complex as a herbivore’s because they have to break down cellulose, which takes a longer time. (Giffard R. & Nat, M 1986) This concludes my study on the digestion system of the frog. FROG'S CIRCULATORY SYSTEM A frog has a closed circulatory system just like humans. This means blood is always enclosed in blood ves ...